Seiko Cal. 3847 - 989

The Seiko 3847-989 represents an important milestone in Seiko's 1986 lineup. Powered by the 3847 caliber with 17j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-6f53ede5341a]

Also known as: UFO, Sea Horse

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

14.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

White

Jewels

17j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1986

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